Over the last century American medicine has been able to deliver remarkable improvements in individual health. This has been as a result of improved nutrition and exercise, the development of more ...

A heart PET scan is a noninvasive imaging test that uses a small amount of radiation. It helps doctors understand how the heart functions and whether it is healthy. Cardiac or heart PET scans create ...

THURSDAY, Dec. 15, 2016 -- A follow-up MRI scan after a mid-pregnancy ultrasound could help improve diagnosis of a possible fetal brain abnormality, a new British study reports. Women selected for ...

This screening test measures how well blood flows through your heart. It may be used to diagnose coronary artery disease or to assess damage caused by a heart attack. Share on Pinterest JazzIRT/Getty ...

Advanced-stage cancer carries a poor prognosis, and unfortunately the majority of cases are already at stage III-IV at the time of detection. Therefore, researchers have spent the past few decades ...

Up to a third of people worldwide have shoulder pain; it’s one of the most common musculoskeletal complaints. But medical imaging might not reveal the problem—in fact, it could even cloud it. In a ...

How Does a VQ Scan Work? The VQ scan is a nuclear scan. It measures airflow, called ventilation, and blood flow, called perfusion, in your lungs. The V and Q make up a math equation that helps doctors ...

A shoulder computed tomography scan or (CT or CAT scan) creates cross-sectional images of the shoulder using specialized X-ray cameras. This scan can help doctors see the bones and soft tissues in the ...

A computed tomography (CT) head scan uses X-rays to develop a 3D image of the skull, brain, and other related areas of the head. A CT scan of the head can provide more detail than a traditional X-ray, ...